Ranganathan  S R  <br/><br/>
Colon classification 
Ranganathan  S R  
 - 6 
 - New Delhi  UBS Publishers  1960 
<br/><br/>  
<br/><br/><label>ISBN: </label>8185273316   
<br/><br/><label>Dewey Class. No.: </label>025.435 RAN/COL;28